/*
 *  Copyright 1999-2019 Seata.io Group.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package io.seata.server.cluster.raft.execute.global;

import io.seata.core.model.GlobalStatus;
import io.seata.core.model.LockStatus;
import io.seata.server.cluster.raft.execute.AbstractRaftMsgExecute;
import io.seata.server.cluster.raft.sync.msg.RaftBaseMsg;
import io.seata.server.cluster.raft.sync.msg.RaftGlobalSessionSyncMsg;
import io.seata.server.cluster.raft.sync.msg.dto.GlobalTransactionDTO;
import io.seata.server.session.GlobalSession;
import io.seata.server.session.SessionHolder;
import io.seata.server.storage.raft.session.RaftSessionManager;

/**
 * @author jianbin.chen
 */
public class UpdateGlobalSessionExecute extends AbstractRaftMsgExecute {

	@Override
	public Boolean execute(RaftBaseMsg syncMsg) throws Throwable {
		RaftGlobalSessionSyncMsg sessionSyncMsg = (RaftGlobalSessionSyncMsg) syncMsg;
		RaftSessionManager raftSessionManager = (RaftSessionManager) SessionHolder
			.getRootSessionManager(sessionSyncMsg.getGroup());
		GlobalTransactionDTO globalTransactionDTO = sessionSyncMsg.getGlobalSession();
		GlobalSession globalSession = raftSessionManager.findGlobalSession(globalTransactionDTO.getXid());
		if (globalSession != null) {
			globalSession.setStatus(GlobalStatus.get(globalTransactionDTO.getStatus()));
			if (GlobalStatus.RollbackRetrying.equals(globalSession.getStatus())
					|| GlobalStatus.Rollbacking.equals(globalSession.getStatus())
					|| GlobalStatus.TimeoutRollbacking.equals(globalSession.getStatus())) {
				globalSession.getBranchSessions()
					.parallelStream()
					.forEach(branchSession -> branchSession.setLockStatus(LockStatus.Rollbacking));
			}
			if (logger.isDebugEnabled()) {
				logger.debug("xid: {}, change status: {}", globalSession.getXid(), globalSession.getStatus());
			}
		}
		return true;
	}

}
